n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | -1 |
3 | -1 |
4 | 2 |
5 | 2 |
6 | -3 |
7 | -3 |
8 | 4 |
9 | 4 |
10 | -5 |
11 | -5 |
12 | 6 |
13 | 6 |
14 | -7 |
15 | -7 |
16 | 8 |
17 | 8 |
18 | -9 |
19 | -9 |
20 | 10 |
21 | 10 |
22 | -11 |
23 | -11 |
24 | 12 |
25 | 12 |
26 | -13 |
27 | -13 |
28 | 14 |
29 | 14 |
30 | -15 |
31 | -15 |
32 | 16 |
33 | 16 |
34 | -17 |
35 | -17 |
36 | 18 |
37 | 18 |
38 | -19 |
39 | -19 |
40 | 20 |
41 | 20 |
42 | -21 |
43 | -21 |
44 | 22 |
45 | 22 |
46 | -23 |
47 | -23 |
48 | 24 |
49 | 24 |
50 | -25 |
51 | -25 |
52 | 26 |
53 | 26 |
54 | -27 |
55 | -27 |
56 | 28 |
57 | 28 |
58 | -29 |
59 | -29 |
60 | 30 |
61 | 30 |
62 | -31 |
63 | -31 |
[0,0,-1,-1,2,2,-3,-3,4,4,-5,-5,6,6,-7,-7,8,8,-9, -9,10,10,-11,-11,12,12,-13,-13,14,14,-15,-15,16, 16,-17,-17,18,18,-19,-19,20,20,-21,-21,22,22,-23, -23,24,24,-25,-25,26,26,-27,-27,28,28,-29,-29,30, 30,-31,-31] |